#include "csapp.h"
int main()
{
	int fd;
	char c;

	fd = Open("res/foobar.txt", O_RDONLY, 0);
	if(Fork() == 0)
	{
		Read(fd, &c, 1);
		exit(0);
	}
	Wait(NULL);
	Read(fd, &c, 1);
	printf("c = %c\n", c);
	exit(0);
}
